2. This is a sample of 10 random seasons in the National Hockey League, Wayne Gretzky scored 50% more points than anyone who ever played professional hockey. He accomplished this amazing feat while playing in 280 fewer games than Gordie Howe, the previous record holder. Here are the number of games Gretzky played during each season. 45 70 73 73 74 78 79 80 80 82 a. Find the mean and standard deviation for the data above. (You do not need to show work, use technology as needed especially for standard deviation). b. Find the five-number summary.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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2. This is a sample of 10 random seasons in the National Hockey League, Wayne Gretzky scored
50% more points than anyone who ever played professional hockey. He accomplished this amazing
feat while playing in 280 fewer games than Gordie Howe, the previous record holder. Here are the
number of games Gretzky played during each season.
45 70 73 73 74 78 79 80 80 82


a. Find the mean and standard deviation for the data above. (You do not need to show work, use
technology as needed especially for standard deviation).
b. Find the five-number summary.

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